x86: Improve the code generation of MulVB and MulVL

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    • Type: Enhancement
    • Resolution: Fixed
    • Priority: P4
    • 20
    • Affects Version/s: 20
    • Component/s: hotspot
    • b20
    • x86

      MulVB can be implemented by alternating vmullw on odd and even elements and combining the results
      MulVL can be implemented on non-avx512dq by computing the product of each 32-bit half and adding the results together

            Assignee:
            Quan Anh Mai
            Reporter:
            Quan Anh Mai
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              Created:
              Updated:
              Resolved: